Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669868 | Phosphors having improved luminance and longer lifespan | Il Yu, Sang-Hyuk Lee, Young-Chul You | 2003-12-30 |
| 6642105 | Semiconductor device having multi-gate insulating layers and methods of fabricating the same | Kyung-Hyun Kim, Chang-Ki Hong, U-in Chung, Bum-Soo Kim, Yoo-Cheol Shin | 2003-11-04 |